/Engine/Plugins/Runtime/RigVM/Source/RigVMDeveloper/Public/RigVMModel/RigVMControllerActions.h
The action key is used for serializing and storing an action in the stack, or within another action.
[USTRUCT](Programming/UnrealArchitecture/Reference/Structs)() struct FRigVMActionKey
FString
ExportedText
FString
ScriptStructPath